[Support One-Click Erasing and Lock Screen] Press the lock button to prevent accidental deletion of written content. Simply press the erase button at the bottom of the electronic basketball coaching board to clear all markings instantly and cleanly. This eco-friendly design saves time and enhances strategic discussions. [Paperless Design] The basketball doodle board is made of plastic with a rounded corner design for improved durability and impact resistance. This reusable coaching board can be erased over 120,000 times. The LCD technology eliminates the need for paper and pencils, and there's no risk of running out of ink. Safe and mess-free, it won't harm hands or stain clothes, making it an environmentally friendly choice. [Widely Used and Portable] Lightweight and easy to carry in schoolbags, briefcases, or handbags, this coaching board is convenient to bring anywhere. Ideal for school teaching, basketball teams, clubs, and training sessions, it supports game strategy planning, daily practice scheduling, tactical meetings, training guidance, and skill exchanges. Size: 16 inch Material: ABS Color: Black Package Contents: 1 x Basketball Coaching Board (with pen) Only the above items are included; other products are not. Note: Light reflection and differences in display screens may cause slight variations in color compared to the actual item. Measurement may vary by +/- 1-3 cm.